United States Republican lawmakers on December 6, 1865, passed the 13th Amendment banning slavery. “On January 31, 1865, the House of Representatives passed the proposed 13th amendment with a vote of 119-56. Abraham Lincoln did not live to see the amendment ratified. Republican President Lincoln was assassinated on April 14, 1865, and the amendment was not ratified until December 6, 1865.” [1]

Milestones in US Civil Rights history – a timeline HERE [2]